Invention Grant
US08048255B2 Heatset annuloplasty suture guide 有权
热套瓣成形术缝合指南

  • Patent Title: Heatset annuloplasty suture guide
  • Patent Title (中): 热套瓣成形术缝合指南
  • Application No.: US11627838
    Application Date: 2007-01-26
  • Publication No.: US08048255B2
    Publication Date: 2011-11-01
  • Inventor: John T. M. Wright
  • Applicant: John T. M. Wright
  • Applicant Address: US MN Minneapolis
  • Assignee: Medtronic, Inc.
  • Current Assignee: Medtronic, Inc.
  • Current Assignee Address: US MN Minneapolis
  • Main IPC: B29C65/00
  • IPC: B29C65/00
Heatset annuloplasty suture guide
Abstract:
An implantable annuloplasty suture guide is intended to lie against at least a portion of an annulus surrounding a human heart. The implantable annuloplasty suture guide is made of an elongated ribbon of braided, heat setable material. The braided, heat-setable material is heat-set in a curved lengthwise configuration corresponding to at least a portion of the annulus of the human heart valve. A method of making an implantable annuloplasty suture guide configured to lie against at least a portion of an annulus defined by tissue surrounding a human heart. The method includes the steps of providing an elongate biocompatible ribbon comprising a braided, heat setable material. A fixture is provided, with the fixture comprising a heat conducting material defining an elongate cavity having a curved length-wise configuration corresponding to at least a portion of the annulus defined by the tissue surrounding the human heart. The elongate biocompatible ribbon is placed in the cavity and the fixture is heated to provide a select temperature for a select time in the cavity, the select temperature and the select time being sufficient to heat-set the elongate biocompatible ribbon in the curved length-wise configuration.
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